The Tomus Vicesimus Tertius contains 4 fascicules, they are:
I. - M. BRIèRE. - Les Homiliae Cathedrales de Sévère d'Antioche. Homélies LXXXIV à XC.
II. - F. NAU. - Histoire de Barhadbesabba 'Arbaïa. Première Partie.
III. - I. KRATCHKOVSKY ET A. VASILIEV. - Histoire de Yahya-Ibn-Sa'ïd d'Antioche. Fascicule II.
IV. - S. GRÉBAUT. - Les Paralipomènes. Livres I et II. Version Ethiopienne.
In the links section of the left, you can click in the 'http' link to get a full file [.tar] with the original images obtained with the scanner [.jp2]. The size is between 300 - 700 Mb, with a great resolution [4368 x 2912 px.]
Greg.
Patrologia Latina, Graeca et Orientalis. Blog.
Patrologia. Group at Yahoo.